import keyword

a = b = 1
print(a)
print(b)

l1 = l2 = [3, 4]
l1[0] = 5
l2.append(7)
print(l1)
print(l2)
# print(keyword.kwlist)
name='12'
gender='er'
agee='sdf'
print('%s %s %s' % (name, gender, age))